login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Nonnegative numbers of the form s^2-m^5, m>=1.
12

%I #11 Jul 24 2020 09:09:41

%S 0,3,4,8,11,13,15,17,24,26,32,35,37,46,48,49,63,65,68,80,81,89,93,99,

%T 112,118,120,124,132,137,143,145,157,164,168,169,193,195,198,201,224,

%U 239,241,255,257,272,286,288,292,323,324,329,333,340,345,354,356,360,368,382,399,409,420,433,440,452,475,483,486,487,489,497

%N Nonnegative numbers of the form s^2-m^5, m>=1.

%o (PARI) for(k=0, 500, for(n=1, 10^5, t=n^5+k; if(issquare(t), print1(k, ", "); break()) ) );

%Y Cf. A087286, A165289, A152411.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, Oct 24 2009, based on email from _Joerg Arndt_, Oct 10 2009

%E More terms from _Zak Seidov_, Oct 24 2009

%E Definition edited by _R. J. Mathar_, Mar 12 2010